SONG CHUAN 731 Features 10A general purpose Power Relay. Both available 0.25 and 0.187 terminals. SPDT, DPDT, TPDT contact configurations. AC & DC coils are both available. Optional for anti-rotation tab, tapped core, indicator lamp & push-to-test button, flanged cover. Comply with RoHS-Directive 2002/95/EC. Type List 731 Enclosure style Terminal Contact style form Open type Dust cover Ears on cover Antirotation -tab Ears on top 1A (SPNO) 731-SPNO 731-SPNO-C 731-SPNO-C1 731-SPNO-C2 731-SPNO-C3 1C (SPDT) 731-SPDT 731-SPDT-C 731-SPDT-C1 731-SPDT-C2 731-SPDT-C3 2A (DPNO) 731-DPNO 731-DPNO-C 731-DPNO-C1 731-DPNO-C2 731-DPNO-C3 2C (DPDT) 731-DPDT 731-DPDT-C 731-DPDT-C1 731-DPDT-C2 731-DPDT-C3 3A (TPNO) 731-TPNO 731-TPNO-C 731-TPNO-C1 731-TPNO-C2 731-TPNO-C3 3C (TPDT) 731-TPDT 731-TPDT-C 731-TPDT-C1 731-TPDT-C2 731-TPDT-C3 Quick terminal 731H Enclosure style Terminal Contact style form Dust cover Ears on cover Ears on top 1A (SPNO) 731H-SPNO-C 731H-SPNO-C1 731H-SPNO-C3 1C (SPDT) 731H-SPDT-C 731H-SPDT-C1 731H-SPDT-C3 2A (DPNO) 731H-DPNO-C 731H-DPNO-C1 731H-DPNO-C3 2C (DPDT) 731H-DPDT-C 731H-DPDT-C1 731H-DPDT-C3 3A (TPNO) 731H-TPNO-C 731H-TPNO-C1 731H-TPNO-C3 3C (TPDT) 731H-TPDT-C 731H-TPDT-C1 731H-TPDT-C3 Quick terminal Ordering Information 731 H 1 2 1. 731 - TPDT - 3 C M 4 5 -- Basic series designation 2. Blank -- Standard type H -- High power type 3. SPDT -- Single pole double throw SPNO -- Single pole normally open SPNC -- Single pole normally closed 206 - F 6 DPDT DPNO DPNC TPDT TPNO TPNC ------- Double pole double throw Double pole normally open Double pole normally closed Three pole double throw Three pole normally open Three pole normally closed SONG CHUAN 4. Blank C C1 C2 ----- Open type without frame tab With cover With mounting ears on cover With accessible mounting hole with anti-rotation tab -- Mounting Ears on top of cover -- Open type with frame tab C3 X 731 5. M T L -- With manual operator -- Printed circuit board terminals -- Pilot lamp 6. Blank F -- Standard type -- Class F Contact Rating Resistive load 731 731H 1P2P 731H 3P 10A 28VDC 20A 300VAC 16A 300VAC 10A 240VAC 25A 277VAC 20A 277VAC Coil Rating (DC) Rated Rated current Coil resistance Max. continuous voltage p10 % at 23C p10 % at 23C (V) (mA) (7) 6 188 32 12 100 120 24 51 472 48 27 1800 110 11 10000 120 12 10000 Pick up Drop out Power consumption voltage voltage(Max) voltage(Min) at rated at 70C at 23C at 23C voltage 140 % of 75 % of 10 % of rated rated rated voltage voltage voltage approx. 1.2W Coil Rating (AC) Rated Coil resistance Max. continuous Pick up Drop out Power consumption voltage p10 % at 23C voltage voltage(Max) voltage(Min) at rated (V) (7) at 70C at 23C at 23C voltage 110 % of rated voltage 85 % of rated voltage 30 % of rated voltage approx. 2.0VA 12 21 24 85 110 1700 SP 115 1700 DP 120 2250 220 7200 230 7200 240 9110 207 SONG CHUAN 731 Coil Rating (AC) Rated Coil resistance Max. continuous Pick up Drop out Power consumption voltage p10 % at 23C voltage voltage(Max) voltage(Min) at rated (V) (7) at 70C at 23C at 23C voltage 110 % of 85 % of 30 % of rated rated rated voltage voltage voltage TP 12 18 24 72 110 1300 115 1300 120 1700 220 5600 230 5600 240 7200 approx. 2.7VA Specification Contact material Contact resistance Operate time (1) Release time (1) AgSnO alloy (1) 50 m7 Max. (for 731) (for 731H) 20 ms Max. 20 ms Max. Insulation resistance (1) 1000 M7 Min. (DC 500V) Between open contact Dielectric strength 100 m7 Max. (1) Shock resistance : AC 1000V , 50/60Hz 1 min. (for 731H) (for 731H) : AC 1500V , 50/60Hz 1 min. (for 731) : AC 2500V , 50/60Hz 1 min. (for 731H) 1055Hz , amplitude 1.0 mm Damage limits 1055Hz , amplitude 1.5 mm Operating extremes 10G Damage limits 100G Electrical (for 731) : AC 2500V , 50/60Hz 1 min. Operating extremes Mechanical Life expectancy (for 731) Between contact and coil : AC 1500V , 50/60Hz 1 min. Between contact circuits Vibration resistance : AC 500V , 50/60Hz 1 min. 10,000,000 operations (frequency 18,000 ops./hr) 100,000 operations (frequency 1,200 ops./hr) (for 731) 50,000 operations (frequency 360 ops./hr) -45+70C (no freezing) Operating ambient temperature AC coil : -45+55C (no freezing) DC coil : -45+65C (no freezing) Weight Note (1) initial value. 208 Approx. 79.2 g (for 731) (for 731H) (for 731H) SONG CHUAN 731 Safety Approval 731 Certified File No. 731H UL CSA FIMKO UL / CUL E88991 1663800 23797 E88991 Safety Approval Rating 731 731H 1P2P ULCSA FIMKO 10A 240VAC 10A 250VAC 731H 3P UL / CUL 20A 300VAC 16A 300VAC 10A 28VDC 25A 277VAC 20A 277VAC 1/3HP 120VAC 1.5HP 240VAC 1.5HP 240VAC 1/2HP 240VAC 1HP 120VAC 1HP 120VAC Outline Dimensions 11.1 11.1 5.3 (0.209) 11.1 8.3 (0.327) (0.299) 6.1 11.1 (0.437) (0.437) (0.209) 3.9 (0.154) 27.85 (1.096) (0.165) 8.3 (0.327) (0.240) 4.2 5.3 731 M 7.6 (0.299) (0.437) (0.437) 50.8 (2.000) 7.6 33MAX (1.299) (0.173) 4.4 731 OPEN 209 SONG CHUAN 731 7.5 (0.295) 11.1 11.1 8.3 (0.327) 7.6 (0.299) (0.437) (0.437) (0.209) 6.1 47.6 (1.874) 5.3 0.5 (0.020) 35 (1.378) (0.240) 4.8 (0.189) 38 (1.496) 731 C 55.1 (2.169) 731 T 731 C2 10.6 1.2 (0.047) (0.417) 4 36.3 (0.157) (1.429) 731 C1 69.85 (2.750) 63.5 8.3 7.6 (0.327) (0.299) 11.1 11.1 (0.437) (0.437) 16 (0.156) 3.96 (0.630) (2.500) 5.3 6.1 (0.240) 210 (0.209) SONG CHUAN 3.55 (0.140) 54.61 64.26 12.7 (0.500) (2.530) 7.6 (0.299) (2.150) 11.1 11.1 8.3 (0.327) (0.437) (0.437) 38 (1.496) 4.8 (0.189) 731 C3 731 7.8 (0.307) 1.6 5.3 (0.063) 47.6 6.1 (1.874) (0.240) (0.209) Wiring Diagram BOTTOM VIEW SPNO DPNO 5 7 A B SPNC TPNO 4 6 4 5 6 7 9 7 8 9 A B A DPNC 2 7 A B SPDT TPNC 1 3 1 2 3 7 9 7 8 9 A B A DPDT 2 5 7 A B B B TPDT 1 4 3 6 1 4 2 5 3 6 7 9 7 8 9 A B A B PC Board Layout BOTTOM VIEW 6.1 8.3 (0.327) 7.6 (0.240) (0.874) 5.3 22.2 (0.063) (0.209) O1.6-8 (0.299) 11.1 (0.437) 6.1 8.3 (0.327) 7.6 (0.299) 11.1 (0.437) (0.240) O1.6-5 (0.063) 5.3 2P (0.209) 1P 211 SONG CHUAN 731 11.1 (0.437) 6.1 11.1 (0.437) (0.240) 8.3 (0.327) 7.6 (0.299) (0.063) 5.3 O1.6-11 (0.209) 3P Engineering Data 731 Coil temperature rise 70 70 60 60 Temperature rise () Temperature rise () Coil temperature rise 80 10A 50 40 30 20 50 10A 40 30 20 10 10 90 100 110 120 130 140 90 150 100 % of Nominal Coil Voltage (at 23) Life expectancy 10 10 240VAC/28VDC 6 5 38 36 Operate time 34 32 avg 30 max 28 26 24 22 20 min 18 16 14 12 10 Release time 5 4 70 4 0 1 2 130 140 150 4 6 8 max avg min 3 2 10 120 Operate time/Release time 7 Time (ms) Number of operations 10 110 % of Nominal Coil Voltage (at 70) 10 80 90 100 110 120 130 140 150 160 % of Nominal coil voltage (at 23) AC/DC resistive load/Switching current(A) 731 H Coil temperature rise Coil temperature rise 100 90 90 80 80 25A Temperature rise () Temperature rise () 100 20A 70 60 16A 50 40 30 20 20A 60 16A 50 40 30 20 10 10 90 100 110 120 130 140 % of Nominal Coil Voltage (at 23) 212 25A 70 150 90 100 110 120 130 140 % of Nominal Coil Voltage (at 65) 150 SONG CHUAN Life expectancy(1C/2C) 10 10 6 277VAC 300VAC 10 10 Life expectancy(3C) 7 Number of operations Number of operations 10 5 4 10 10 10 0 14 12 731 16 18 20 25 AC resistive load/Switching current(A) 7 6 277VAC 300VAC 5 4 0 10 12 14 16 18 20 AC resistive load/Switching current(A) Time (ms) Operate time/Release time 38 36 Operate time 34 32 avg 30 max 28 26 24 22 20 min 18 16 14 12 10 Release time 5 4 avg min 3 2 70 max 80 90 100 110 120 130 140 150 160 % of Nominal coil voltage (at 23) -------- All specifications subject to change. Please contact Song Chuan for update. -------- 213